Pharmaceutical Formulation Containing Gelling Agent
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Accused Products
Abstract
Disclosed in certain embodiments is a controlled release oral dosage form comprising a therapeutically effective amount of a drug susceptible to abuse together with one or more pharmaceutically acceptable excipients; the dosage form further including a gelling agent in an effective amount to impart a viscosity unsuitable for administration selected from the group consisting of parenteral and nasal administration to a solubilized mixture formed when the dosage form is crushed and mixed with from about 0.5 to about 10 ml of an aqueous liquid; the dosage form providing a therapeutic effect for at least about 12 hours when orally administered to a human patient.
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Citations
64 Claims
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1-40. -40. (canceled)
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41. A controlled release oral solid dosage form comprising:
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(i) particles comprising methylphenidate or a pharmaceutically acceptable salt thereof and (ii) particles comprising polyethylene oxide, the dosage form providing a therapeutic effect for about 12 hours to about 24 hours when orally administered to a human patient, and when dissolved in from about 0.5 ml to about 10 ml of an aqueous liquid, forming a viscous gel, wherein the particles comprising polyethylene oxide are free from said methylphenidate or pharmaceutically acceptable salt thereof. - View Dependent Claims (42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56)
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57. A controlled release oral solid dosage form comprising a capsule containing:
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(i) particles comprising methylphenidate or a pharmaceutically acceptable salt thereof and (ii) particles comprising polyethylene oxide, the dosage form providing a therapeutic effect for about 12 hours when orally administered to a human patient, and having a viscosity unsuitable for injection when dissolved in from about 0.5 ml to about 10 ml of water, wherein the particles comprising polyethylene oxide are free from said methylphenidate or pharmaceutically acceptable salt thereof. - View Dependent Claims (58, 59, 60)
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61. A controlled release oral solid dosage form comprising a capsule containing:
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(i) particles comprising methylphenidate or a pharmaceutically acceptable salt thereof and (ii) particles comprising polyethylene oxide, the dosage form providing a therapeutic effect for about 12 hours to about 24 hours when orally administered to a human patient, and when dissolved in from about 0.5 ml to about 10 ml of water, forming a viscous gel, wherein the particles comprising polyethylene oxide are free from said methylphenidate or pharmaceutically acceptable salt thereof. - View Dependent Claims (62, 63, 64)
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Specification